| Attribute | NVIDIA Tesla K40c × | AMD FirePro W7100 × |
|---|---|---|
| GPU | ||
| Release year (year) | 2013 | 2014 |
| GPU brand | Nvidia | AMD |
| GPU name | GK110B | Tonga |
| Clock speed (MHz) | 745 | 920 |
| Is dual GPU | - | - |
| Model | NVIDIA Tesla K40c | AMD FirePro W7100 |
| Memory | ||
| Memory (MB) | 12,288 | 8,192 |
| Memory bandwidth (GB/s) | 288.4 | 160 |
| Memory bus (bit) | 384 | 256 |
| Memory type | GDDR5 | GDDR5 |
| Memory clock speed (MHz) | 1,502 | 1,250 |
| Effective memory clock speed (MHz) | 6,008 | 5,000 |
| Noise and power | ||
| TDP (W) | 245 | 150 |
| Raw performance | ||
| Pixel rate (GPixel/s) | 44.7 | 29.44 |
| Render output processors | 48 | 32 |
| Texture mapping units | 240 | 112 |
| Shading units | 2,880 | 1,792 |
| Floating-point performance (GFLOPS) | 4,291 | 3,297 |
| Compute units | - | 28 |
| Texture rate (GTexel/s) | 178.8 | 103 |
| Benchmarks | ||
| Particle simulation (mInteraction/s) | 652.17 | 488.92 |
| T-Rex (Compubench 1.5) (frames/s) | 6.16 | 5.78 |
| Video composition (frames/s) | 103.17 | 94.09 |
| Face detection (mPixels/s) | 62.64 | 65.3 |
| Bitcoin mining (mHash/s) | 324.48 | 361.88 |
| Ocean surface simulation (frames/s) | 1803.66 | 1347.48 |